MAX1781ETM+C6D

Overview

The MAX1781ETM+C6D is an advanced smart battery-pack controller designed for monitoring and managing four-cell lithium-ion or lithium-polymer battery packs. It features a voltage-to-frequency interface that simplifies communication with host microcontrollers. The device provides precise cell voltage measurement, temperature sensing, and state-of-charge estimation. It integrates protection mechanisms against over-voltage, under-voltage, and over-current conditions to ensure safe operation of the battery system.

Feature Summary

• Advanced monitoring and management capabilities for four-cell battery packs
• Voltage-to-frequency interface for simplified host communication
• Integrated protection against over-voltage, under-voltage, and over-current events

Applications

• Portable electronic devices requiring multi-cell battery management
• Medical equipment utilizing lithium-based power sources
• Industrial control systems with battery backup requirements

Procurement Notes

Verify component authenticity through authorized distributors due to discontinued status. Confirm package integrity and storage conditions as the part may be surplus stock. Ensure compatibility with existing design specifications before procurement. Check for alternative components if long-term supply stability is required.

Selection Notes

Select this component for applications requiring precise four-cell battery monitoring with minimal host processor overhead. Consider the voltage-to-frequency interface for noise-immune communication in electrically noisy environments. Evaluate thermal management requirements based on expected operating temperatures and current loads.

Part Context

This component belongs to the MAX1781 series of battery pack controllers from Analog Devices/Maxim Integrated. It is part of a family of power management ICs designed for portable electronics. The series offers various configurations for different cell counts and interface requirements.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer resources for potential alternatives.